Dec 01 02:50:03.782 INFO documenting zhaihj/rust-play-ground against try#f86f76f89ea2b1ccbfb3741962ec2029d878a389 for pr-55318-1
Dec 01 02:50:03.782 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55318-1/worker-4/try#f86f76f89ea2b1ccbfb3741962ec2029d878a389:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-55318-1/try#f86f76f89ea2b1ccbfb3741962ec2029d878a389:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +f86f76f89ea2b1ccbfb3741962ec2029d878a389-alt doc --frozen --no-deps --document-private-items" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 01 02:50:04.313 INFO [stdout] 1444f9be7a6c086a55c494ba545180cb3a90546a3c31e73f0f139cd608623984
Dec 01 02:50:04.315 INFO running `"docker" "start" "-a" "1444f9be7a6c086a55c494ba545180cb3a90546a3c31e73f0f139cd608623984"`
Dec 01 02:50:06.637 INFO [stderr] usermod: no changes
Dec 01 02:50:06.708 INFO [stderr]     Checking libc v0.2.19
Dec 01 02:50:06.740 INFO [stderr]     Checking rustc-serialize v0.3.22
Dec 01 02:50:06.740 INFO [stderr]     Checking byteorder v1.0.0
Dec 01 02:50:08.557 INFO [stderr]     Checking memchr v1.0.1
Dec 01 02:50:12.734 INFO [stderr]     Checking csv v0.15.0
Dec 01 02:50:13.458 INFO [stderr]  Documenting csv-read-test v0.1.0 (/source)
Dec 01 02:50:15.109 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.44s
Dec 01 02:50:15.120 INFO [stderr] su: No module specific data is present
Dec 01 02:50:16.956 INFO running `"docker" "inspect" "1444f9be7a6c086a55c494ba545180cb3a90546a3c31e73f0f139cd608623984"`
Dec 01 02:50:17.374 INFO running `"docker" "rm" "-f" "1444f9be7a6c086a55c494ba545180cb3a90546a3c31e73f0f139cd608623984"`
Dec 01 02:50:17.748 INFO [stdout] 1444f9be7a6c086a55c494ba545180cb3a90546a3c31e73f0f139cd608623984